/* Form Overlay */
.form-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

/* Product Form */
.product-form {
    background: white;
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Form Groups */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background-color: var(--neutral-50);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    background-color: white;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: var(--neutral-400);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* Buttons - Redesigned */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn:not(:disabled):hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:not(:disabled):active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-sky));
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #0284c7);
}

/* Secondary Button - Neutral */
.btn-secondary {
    background: var(--neutral-100);
    color: var(--neutral-700);
    border: 1px solid var(--neutral-300);
}

.btn-secondary:hover {
    background: var(--neutral-200);
    border-color: var(--neutral-400);
}

/* Action Buttons - Semantic Colors */
.btn-buy {
    background: linear-gradient(135deg, var(--success-green), #059669);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-buy:hover {
    background: linear-gradient(135deg, #059669, #047857);
}

.btn-sell {
    background: linear-gradient(135deg, var(--error-red), #dc2626);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-sell:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
}

/* Edit/Delete Buttons - Neutral Design */
.btn-edit {
    background: var(--neutral-100);
    color: var(--neutral-700);
    border: 1px solid var(--neutral-300);
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
}

.btn-edit:hover {
    background: var(--neutral-200);
    border-color: var(--neutral-400);
    color: var(--neutral-800);
}

.btn-delete {
    background: var(--neutral-100);
    color: var(--error-red);
    border: 1px solid var(--neutral-300);
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
}

.btn-delete:hover {
    background: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
}

/* Error Messages */
.error-message {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 1px solid #fecaca;
    color: var(--error-red);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    font-weight: 500;
}

.success-message {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 1px solid #bbf7d0;
    color: var(--success-green);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    font-weight: 500;
}

/* History Table */
.history-container {
    background: white;
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin: 2rem;
    box-shadow: var(--shadow-md);
}

.history-title {
    color: var(--primary-blue);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.history-table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
    font-size: 0.875rem;
    box-shadow: var(--shadow-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.history-table th,
.history-table td {
    padding: 1rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--neutral-200);
}

.history-table th {
    background: linear-gradient(135deg, var(--neutral-50), var(--neutral-100));
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.history-table tr {
    transition: background-color var(--transition-fast);
}

.history-table tr:hover {
    background-color: var(--neutral-50);
}

.action-badge {
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow-sm);
}

.action-badge.buy {
    background: linear-gradient(135deg, var(--success-green), #059669);
    color: white;
}

.action-badge.sell {
    background: linear-gradient(135deg, var(--error-red), #dc2626);
    color: white;
}

.transaction-row.buy {
    border-left: 4px solid var(--success-green);
}

.transaction-row.sell {
    border-left: 4px solid var(--error-red);
}

.empty-history {
    text-align: center;
    color: var(--neutral-500);
    padding: 2rem;
    font-style: italic;
}

/* History Content */
.history-content {
    padding: 0 2rem 2rem;
}

.history-table-container {
    max-width: 1200px;
    margin: 0 auto;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Responsive adjustments for components */
@media (max-width: 768px) {
    .product-form {
        padding: 1.5rem;
        margin: 1rem;
        width: 95%;
    }
    
    .form-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .history-container {
        margin: 1rem;
        padding: 1rem;
        overflow-x: auto;
    }
    
    .history-content {
        padding: 0 1rem 1rem;
    }
    
    .history-table {
        font-size: 0.75rem;
        min-width: 500px;
    }
    
    .history-table th,
    .history-table td {
        padding: 0.75rem 0.5rem;
        white-space: nowrap;
    }
    
    .action-badge {
        padding: 0.25rem 0.5rem;
        font-size: 0.625rem;
    }
}

@media (max-width: 480px) {
    .product-form {
        padding: 1rem;
        border-radius: var(--radius-lg);
    }
    
    .history-container {
        margin: 0.5rem;
        padding: 0.75rem;
        border-radius: var(--radius-md);
    }
    
    .history-content {
        padding: 0 0.5rem 0.5rem;
    }
    
    .history-table {
        font-size: 0.625rem;
        min-width: 450px;
    }
    
    .history-table th,
    .history-table td {
        padding: 0.5rem 0.25rem;
        white-space: nowrap;
    }
    
    .history-table th {
        font-size: 0.5rem;
    }
    
    .action-badge {
        padding: 0.2rem 0.4rem;
        font-size: 0.5rem;
    }
}